DATE_SUB

Subtracts the time interval or date interval from the provided date or date with time (timestamp/datetime).

Syntax

DATE_SUB(<unit>, <value>,  <date_or_time_expr>)

Arguments

Arguments	Description
<unit>	Must be of the following values: YEAR, QUARTER, MONTH, DAY, HOUR, MINUTE and SECOND
<value>	This is the number of units of time that you want to add. For example, if you want to add 2 days, this will be 2.
<date_or_time_expr>	A value of DATE or TIMESTAMP type

Return Type

The function returns a value of the same type as the <date_or_time_expr> argument.

Examples

Query:

SELECT date_sub(YEAR, 1, to_date('2018-01-02'));
+---------------------------------------------------+
| DATE_SUB(YEAR, INTERVAL 1, to_date('2018-01-02')) |
+---------------------------------------------------+
| 2017-01-02                                        |
+---------------------------------------------------+